perception
English, from Latin · perceptio
Perception is a taking. The world is not simply given; it is taken, and sometimes mistaken.
- percipere
- to take hold of, to seize through (Latin)
Morphology
Per- + capere: to take through, to gather. The verb is greedy in a useful way. To perceive is to capture something of what is there, never all.
History of the word
From optics to Gestalt to predictive processing, perception has been the workshop where theories of mind are tested. Blindsight, illusions, the cave’s shadows: all are troubles in the taking.
Associated traditions
Parallels, not equivalents. Different attempts to notice something about knowing.
Sanskrit
pratyakṣa
What is before the eyes; a pramāṇa, a valid means of knowing, in Indian epistemology.
How the word shifts
In ordinary speech, perception also means opinion (“my perception is”). That slide from taking-the-world to taking-a-view is how politics enters the word.
A story where the word matters
- The Fire and the WallAthens · c. 375 BCE
- Seeing Without SeeingBritain, then many labs · 1974 onward
- The Door with a Seam of ColorA gray room that does not exist · 1982
- The Pale Blue DiscCislunar space, and later low Earth orbit · 1968, named 1987
- The Tick’s WorldOn the page, from Hamburg and the Baltic · 1934
- What It Is LikePrinceton, on the page of *The Philosophical Review* · 1974
Nearby words
Neighbors, not translations of one concept.
One question remains
What does this word let us notice that English “consciousness” does not?